在更改服务器端值文本之后，从文本框中获取文本值

在每一个中

postback

!IsPostBack

MainFormTemplate

DataSource

IsPostBack

txt_Name

HtmlInputText twt;protected void Page_Load(object sender, EventArgs e){      if (!IsPostBack)      {using (DB_MikaDataContext data = new DB_MikaDataContext()){      MainFormTemplate.DataSource = data.File_Projects.Where(x => x.Num_Tik.Equals("12")).ToList();     MainFormTemplate.DataBind();}      }      else       {twt = MainFormTemplate.FindControl("txt_Name") as HtmlInputText;      }}protected void btn_Update_onClick(object sender, EventArgs e){     string text = twt.Value; // You will get the new value}